Electrophotography – Control of electrophotography process – Control of fixing
Reexamination Certificate
2008-06-25
2011-12-20
Gray, David (Department: 2852)
Electrophotography
Control of electrophotography process
Control of fixing
C399S067000, C399S069000
Reexamination Certificate
active
08081894
ABSTRACT:
When a user has performed an operation with respect to an image forming apparatus, a control mechanism informs that a user has performed an operation with respect to an image forming apparatus to an engine control unit through a dedicated communication line, i.e., without waiting for a general-purpose communication line to open for communication. Upon receiving the user operation signal, the engine control unit heats a fixing unit.
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English language abstract of JP2000-196789 dated Jul. 14, 2000.
English language abstract of JP2003-323085 dated Nov. 14, 2003.
Ashikawa Yoshihisa
Sanada Keiichi
Bolduc David
Gray David
Harness & Dickey & Pierce P.L.C.
Ricoh Company Limited
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